CN213776436U - One-way sealing energy-saving ball valve - Google Patents
One-way sealing energy-saving ball valve Download PDFInfo
- Publication number
- CN213776436U CN213776436U CN202022823129.6U CN202022823129U CN213776436U CN 213776436 U CN213776436 U CN 213776436U CN 202022823129 U CN202022823129 U CN 202022823129U CN 213776436 U CN213776436 U CN 213776436U
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- valve
- sealing
- valve body
- close
- valve core
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- 238000007789 sealing Methods 0.000 title claims abstract description 45
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 50
- 239000010985 leather Substances 0.000 claims description 23
- 230000001050 lubricating effect Effects 0.000 claims description 4
- 238000010030 laminating Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 description 6
- 238000001125 extrusion Methods 0.000 description 6
- 239000012466 permeate Substances 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 210000000981 epithelium Anatomy 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model discloses a ball valve, aiming at providing a one-way sealing energy-saving ball valve, which is characterized in that the main point of the technical proposal is the one-way sealing energy-saving ball valve, comprising a valve body, a valve core and a valve rod, wherein a water inlet end and a water outlet end are arranged in the valve body, when the valve core is in a closed state, one side of the valve core close to the water inlet end is provided with a cavity, one side of the cavity close to the water inlet end is fixedly provided with an elastic plate, a first sealing washer is fixedly arranged between the elastic plate and the valve core, both sides of the valve core are provided with valve seats, one side of the valve core close to the water inlet end is provided with a valve groove, the valve groove is communicated with the cavity, a sealing ring is arranged in the valve groove, a J-shaped water retaining ring is fixedly arranged between the valve rod and the valve body and positioned above the valve core, a fastening sleeve is arranged above the J-shaped water retaining ring, a plurality of sealing rings are arranged between the valve rod and the fastening sleeve, an opening is arranged below the valve core, a supporting block is fixedly arranged in the opening, a second sealing washer is arranged between the supporting block and the valve seat, the utility model is suitable for a ball valve technical field.
Description
Technical Field
The utility model belongs to the technical field of the ball valve, refer in particular to an one-way sealed energy-saving ball valve.
Background
The ball valve is a valve which drives a spherical valve core to rotate around the axis of a valve rod through the valve rod, is mainly used for cutting off or connecting media in a pipeline, and is widely applied to various industries.
At present, the phenomenon that the sealing effect becomes poor often appears after the ball valve on the market is used for a long time, especially along with the live time is long, the sealing washer is ageing, during the ball valve closed condition, can be along with leaking, causes the waste of water resource.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide an energy-saving ball valve that sealing performance is good.
In order to achieve the above purpose, the utility model provides a following technical scheme: a one-way sealing energy-saving ball valve comprises a valve body, a valve core and a valve rod, wherein the top end of the valve core is embedded in the valve rod, the valve rod and the valve core are both positioned in the valve body, a water inlet end and a water outlet end are arranged in the valve body, a cavity is arranged on one side, close to the water inlet end, of the valve core in a closed state, an elastic plate is fixedly arranged on one side, close to the water inlet end, of the cavity, a first sealing washer is fixedly arranged between the elastic plate and the valve core, valve seats are arranged on both sides of the valve core, a valve groove is arranged between one side, close to the water inlet end, of the valve core and the valve seats, the valve groove is communicated with the cavity, a sealing ring is arranged in the valve groove, a J-shaped water retaining ring is fixedly arranged between the valve rod and the valve body and above the valve core, a fastening sleeve is arranged above the J-shaped water retaining ring, a plurality of sealing rings are arranged between the valve rod and the fastening sleeve, an opening is arranged below the valve core, and a supporting block is fixedly arranged in the opening, and a second sealing washer is arranged between the supporting block and the valve seat.
The utility model discloses further set up to: j type manger plate ring includes leather collar and leather collar down, the leather collar is for the one-way leather collar that extends to being close to valve body one side, the two-way leather collar that extends to valve rod and valve body respectively down, the valve rod extends to being close to J type manger plate ring one side and forms first bellying, the valve body extends to being close to J type manger plate ring one side and forms the second bellying, the leather collar is laminated with first bellying and second bellying respectively down.
The utility model discloses further set up to: and L-shaped gaskets are fixedly arranged between the two valve seats and the valve body.
The utility model discloses further set up to: and a lubricating layer is fixedly arranged between the sealing ring and the inner wall of the valve groove.
The utility model discloses further set up to: the supporting block is in threaded connection with the through hole, and the two ends of the bottom surface of the supporting block and the valve body are fixed through bolts.
By adopting the technical scheme, when the ball valve is closed, water at the water inlet end can have extrusion force on the elastic plate, and the extrusion force can deform the elastic plate, so that the cavity is compressed, gas in the cavity is compressed, and the sealing performance between the sealing ring and the valve seat is improved, so that when the ball valve is in a closed state, the condition of water leakage cannot occur, and the water-saving effect, namely the energy-saving effect is achieved; the supporting shoe adopts threaded connection with the opening, convenient dismantlement to through the bolt fastening in the bottom surface of valve body again, improve structural strength and stability.
Drawings
Fig. 1 is a schematic structural view of the open state of the present invention;
FIG. 2 is a schematic structural view of the closed state of the present invention;
FIG. 3 is an enlarged view of the present invention at A in FIG. 2;
fig. 4 is an enlarged view of fig. 2B according to the present invention;
in the drawings: 1. a valve body; 1a, a second boss; 2. a valve core; 3. a valve stem; 3a, a first boss; 4. a water inlet end; 5. a water outlet end; 6. a cavity; 7. an elastic plate; 8. a first sealing gasket; 9. a valve seat; 10. a valve spool; 11. a seal ring; 12. j-shaped water retaining ring; 12a, the upper epithelium loop; 12b, a lower leather collar; 13. fastening the sleeve; 14. a seal ring; 15. a port; 16. a support block; 17. a second sealing gasket; 18. an L-shaped gasket; 19. a lubricating layer; 20. and (4) bolts.
Detailed Description
The invention is further described in the following with reference to fig. 1 to 4 in a specific embodiment:
a one-way sealing energy-saving ball valve comprises a valve body 1, a valve core 2 and a valve rod 3, wherein the top end of the valve core 2 is embedded in the valve rod 3, the valve core 2 of the valve rod 3 is positioned in the valve body 1, a water inlet end 4 and a water outlet end 5 are arranged in the valve body 1, a cavity 6 is arranged at one side, close to the water inlet end 4, of the valve core 2 in a closed state, an elastic plate 7 is fixedly arranged at one side, close to the water inlet end 4, of the cavity 6, a first sealing washer 8 is fixedly arranged between the elastic plate 7 and the valve core 2, valve seats 9 are arranged at two sides of the valve core 2, a valve groove 10 is arranged between one side, close to the water inlet end 4, of the valve core 2 and the valve seats 9, the valve groove 10 is communicated with the cavity 6, a sealing ring 11 is arranged in the valve groove 10, a J-shaped water retaining ring 12J is fixedly arranged between the valve rod 3 and the valve body 1 and above the valve core 2, a fastening sleeve 13 is arranged above the J-shaped water retaining ring 12J, a plurality of sealing rings 14 are arranged between the valve rod 3 and the fastening sleeve 13, a through hole 15 is arranged below the valve core 2, a supporting block 16 is fixedly arranged in the through hole 15, and a second sealing washer 17 is arranged between the supporting block 16 and the valve seat 9.
It can be seen from the above structure that, by adopting the above technical scheme, when the ball valve is closed, the water at the water inlet end 4 can have extrusion force on the elastic plate 7, and the extrusion force can deform the elastic plate 7, thereby compressing the cavity 6, so that the gas in the cavity 6 is compressed, thereby improving the sealing performance between the sealing ring 11 and the valve seat 9, so that when the ball valve is in a closed state, the water leakage can not occur, thereby achieving the water saving effect, namely the energy saving effect, meanwhile, when the ball valve is opened, when the water in the valve body 1 is over-high, the water permeates between the valve rod 3 and the valve body 1, the water can be prevented from leaking from the gap between the valve rod 3 and the valve body 1 by the J-shaped water retaining ring 12J, the through port 15 is arranged below the valve core 2, and the valve core 2 is supported by the supporting block 16, thereby achieving the purpose of conveniently disassembling and cleaning the valve core 2 and the inner part of the valve body 1, wherein the second sealing gasket 17 prevents water leakage from the gap there.
As an optional implementation manner, the J-shaped water retaining ring 12J includes an upper leather ring 12a and a lower leather ring 12b, the upper leather ring 12a is a one-way leather ring extending to a side close to the valve body 1, the lower leather ring 12b is a two-way leather ring extending to the valve rod 3 and the valve body 1, the valve rod 3 extends to a side close to the J-shaped water retaining ring 12J to form a first protruding portion 3a, the valve body 1 extends to a side close to the J-shaped water retaining ring 12J to form a second protruding portion 1a, the upper leather ring 12a is attached to the second protruding portion 1a, and the lower leather ring 12b is attached to the first protruding portion 3a and the second protruding portion 1a respectively.
Can see by above-mentioned structure, circle 12a and lower apron 12b on the cooperation for J type breakwater cup joints at second bellying 1a, improves the stability of J type breakwater, prevents to take place to shift, can effectually prevent through lower apron 12b when the internal water pressure of valve is too high, and water permeates away from between valve stem 3 and the valve body 1.
As an alternative embodiment, an L-shaped gasket 18L is fixedly arranged between each of the two valve seats 9 and the valve body 1.
As can be seen from the above structure, the sealing property between the valve seat 9 and the valve body 1 is improved by the L-shaped gasket 18L, and water is prevented from leaking therefrom.
As an alternative embodiment, a lubricating layer 19 is fixedly arranged between the sealing ring 11 and the inner wall of the valve groove 10.
Can see by above-mentioned structure, reduce the frictional resistance between sealing ring 11 and the valve seat 10 through lubricant film 19 for gaseous extrusion effect to sealing ring 11 is more obvious, simultaneously when the valve from closing to opening, the deformation of elastic plate 7 reduces gradually, make gaseous retraction to in the cavity 6, reduce the extrusion force to sealing ring 11 gradually, make things convenient for sealing ring 11 to slide into valve seat 10, reduce wearing and tearing between sealing ring 11 and the disk seat 9, improve the life of structure.
As an alternative embodiment, the supporting block 16 is in threaded connection with the through hole 15, and both ends of the bottom surface of the supporting block 16 are fixed with the valve body 1 by bolts 20.
It can be seen from the above structure that the supporting block 16 is in threaded connection with the through hole 15, so that the disassembly is convenient, and the supporting block is fixed on the bottom surface of the valve body 1 through the bolt 20, so that the structural strength and the stability are improved.
The above-mentioned embodiment is only the preferred embodiment of the present invention, and does not limit the protection scope of the present invention according to this, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (5)
1. The utility model provides an energy-saving ball valve of one-way seal, includes valve body (1), case (2) and valve rod (3), embedded case (2) top in valve rod (3), valve rod (3) case (2) all are located valve body (1), characterized by: a water inlet end (4) and a water outlet end (5) are arranged in the valve body (1), a cavity (6) is arranged on one side, close to the water inlet end (4), of the valve core (2) in a closed state, an elastic plate (7) is fixedly arranged on one side, close to the water inlet end (4), of the cavity (6), a first sealing washer (8) is fixedly arranged between the elastic plate (7) and the valve core (2), valve seats (9) are respectively arranged on two sides of the valve core (2), a valve groove (10) is arranged between one side, close to the water inlet end (4), of the valve core (2) and the valve seats (9), the valve groove (10) is communicated with the cavity (6), a sealing ring (11) is arranged in the valve groove (10), a J-shaped water retaining ring (12) is fixedly arranged between the valve rod (3) and the valve body (1) and above the valve core (2), a fastening sleeve (13) is arranged above the J-shaped water retaining ring (12), a plurality of sealing rings (14) are arranged between the valve rod (3) and the fastening sleeve (13), a through hole (15) is arranged below the valve core (2), a supporting block (16) is fixedly arranged in the through hole (15), and a second sealing washer (17) is arranged between the supporting block (16) and the valve seat (9).
2. The one-way sealing energy-saving ball valve as claimed in claim 1, wherein: j type manger plate ring (12) include leather collar (12a) and leather collar (12b) down, leather collar (12a) are for being close to the one-way leather collar that valve body (1) one side extended, leather collar (12b) are for respectively to the two-way leather collar that valve rod (3) and valve body (1) extended down, valve rod (3) extend to being close to J type manger plate ring (12) one side and form first bellying (3a), valve body (1) extend to being close to J type manger plate ring (12) one side and form second bellying (1a), leather collar (12a) and second bellying (1a) laminating, leather collar (12b) laminate with first bellying (3a) and second bellying (1a) respectively down.
3. The one-way sealing energy-saving ball valve as claimed in claim 1, wherein: and L-shaped gaskets (18) are fixedly arranged between the two valve seats (9) and the valve body (1).
4. The one-way sealing energy-saving ball valve as claimed in claim 1, wherein: and a lubricating layer (19) is fixedly arranged between the sealing ring (11) and the inner wall of the valve groove (10).
5. The one-way sealing energy-saving ball valve as claimed in claim 1, wherein: the supporting block (16) is in threaded connection with the through hole (15), and the two ends of the bottom surface of the supporting block (16) and the valve body (1) are fixed through bolts (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022823129.6U CN213776436U (en) | 2020-11-30 | 2020-11-30 | One-way sealing energy-saving ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022823129.6U CN213776436U (en) | 2020-11-30 | 2020-11-30 | One-way sealing energy-saving ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213776436U true CN213776436U (en) | 2021-07-23 |
Family
ID=76894857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022823129.6U Active CN213776436U (en) | 2020-11-30 | 2020-11-30 | One-way sealing energy-saving ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213776436U (en) |
-
2020
- 2020-11-30 CN CN202022823129.6U patent/CN213776436U/en active Active
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| GR01 | Patent grant |